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WLG. GARRETSON AND ELLW'OOD DRAPER, OFl OSKALOOSA, IOWA, ASSIGN- ORS TOGARRETSON.

Leners Pfl-fem No. 82,823, ma october 6, 1868.

IMPROVEMENT IN BRhNDING-STAMPS.

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TO ALL WHOM IT MAY CONCEEN: l

Be it known that we, W. C.. GARRETsON and ELLWOOD DRAPER, of Oskaloosa,county of Mahaska, and State of Iowa, have invented a new-and usefulmachine for cancelling stamps,- printing post-marks, and other similarprinting by heat, said machine beirrgcalled The Calorie Stamp-Cancellerand Post-Marker and We do hereby declare that the followingis a full,clear, and exact description ofthe construction and operation ofthe'same, reference being had tothe annezied drawings, and to theletters of reference marked thereon.

a is the stamp, with the postfrnairk, or whatsoever is desired to beprinted, carved thereon, or type of lthe same material inserted therein,and should be composed of copper or some other ready eo'ndetor of heat,and may be made single or double, or any. desiredform.

bis a lever, -by which the stamp a can be moved backward and forward.

'lc k is a crooked wire, upon the end of which is fastened the stamp a,and is connected with the lever b, by means ofthe bar z'. v

lis aspring, coiled around and fastened to the bar z', in order to holdthe lever b to its place.

When at rest, c c rests upon the pin al, as denoted'by the dotted lines.

e e'is a lamp, of form and construction similar to lamps in common use,excepting that the chimney is of metal. I

h h is the oil-reservoir, as in ordinary lamps.

jjj is a platform upon which the machine isfastened.

c andf are apertures, through which ct and k k work.

g is a spring to close the aperture'f, when the stamp a is inside of thechimney.

In; the drawing, purple denotes wood;v orange denotes copper; and yellowdenotes brass.

. The manner of operating the machine is as follows:

The lamp is lighted, and the machine left at rest, with lc c restingupon cl, the aperturefelosed by spring g, until -the stamp becomessufficiently hot.

The letter tobe post-marked, the stamp to be cancelled, or the paper tobe printed, is laid uponthefplatform j, at the point m, and the stamp ais darted through the aperturef by drawing down thelever b, thestampmoving as denoted by the dotted lines, and pressed/upon the objectto beprinted, and the impression is burntl into the letter or other object tobe printed.

,The spring l draws the stamp back again into the chimney over the blazeofthe lamp. 'We disclaim the invention of the lamp 'as original.

What we claim as our invention, and desire to secure by Letters Patent,is

The device herein described and set forth, consisting of the lamp e, thestamp a, actuating-lever b, with .suitable base j, arrangedsubstantially and to operate as deseribedand set forth for the purposesspeeied.

' W. C. GARRETSON.

ELLWOOD D RAPR.

Witnesses:

JonN F. Luonv, W. E. SHEPHERD.

